Physics
Grade-8
Easy
Question
The electrical appliances make noise when they are used. This is because of the _____ of their internal parts.
- Burning
- Vibration
- Fusing
- Short circuiting
Hint:
Electrical appliances make sounds by the vibration of their internal parts.
The correct answer is: Vibration
The electrical appliances make noise when they are used. This is because of the vibration of their internal parts.
- A sound is a form of mechanical kinetic energy.
- It creates vibration when it is subjected to any force.
- This vibration produces sound.
- The vibration created in the internal parts of the electrical appliances makes the sound.
Related Questions to study
Physics
Pick the odd one out.
Pick the odd one out.
PhysicsGrade-8
Physics
Which of the following sounds we humans do not make?
Which of the following sounds we humans do not make?
PhysicsGrade-8
Physics
A trumpet needs to be blown to make sound. What vibrates to make this sound?
A trumpet needs to be blown to make sound. What vibrates to make this sound?
PhysicsGrade-8
Physics
A trumpet needs to be blown to make sound. What vibrates to make this sound?
A trumpet needs to be blown to make sound. What vibrates to make this sound?
PhysicsGrade-8
Physics
The buzzing sound of the mosquitoes is a sound is due to the vibration of ____
The buzzing sound of the mosquitoes is a sound is due to the vibration of ____
PhysicsGrade-8
Physics
Match the action in one column to the corresponding amount of friction produced in the other column:
Match the action in one column to the corresponding amount of friction produced in the other column:
PhysicsGrade-8
Physics
Match the following:
Match the following:
PhysicsGrade-8
Physics
The figure below shows a musical instrument. What is the way in which it can be made to make sound?
The figure below shows a musical instrument. What is the way in which it can be made to make sound?
PhysicsGrade-8
Physics
The figure below shows a musical instrument. What is the way in which it can be made to make sound?
The figure below shows a musical instrument. What is the way in which it can be made to make sound?
PhysicsGrade-8
Physics
PhysicsGrade-8
Physics
When a steel plate is hit by a steel spoon, a sound is produced. This is due to the vibration of the ____.
When a steel plate is hit by a steel spoon, a sound is produced. This is due to the vibration of the ____.
PhysicsGrade-8
Physics
The buzzing sound of the bees is a sound is due to the vibration of ____
The buzzing sound of the bees is a sound is due to the vibration of ____
PhysicsGrade-8
Physics
Match the following.
Match the following.
PhysicsGrade-8
Physics
Match the following.
Match the following.
PhysicsGrade-8
Physics
A sound is produced when birds _____.
A sound is produced when birds _____.
PhysicsGrade-8
